(2002). YC young children. National Association for the Education of Young Children.
Chicago-referens (17:e uppl.)YC Young Children. Washington, D.C.: National Association for the Education of Young Children, 2002.
MLA-referens (9:e uppl.)YC Young Children. National Association for the Education of Young Children, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.